This manual addresses house washing, roof cleaning, and lo-rise building exteriors. Learn cleaners, techniques, and tools for this profitable field. ***This is a comb-bound informative manual written by some of the leading experts in the industry. This manual is included in the cost of this course. Only select this option if you wish to receive more than (1) copy. HRB102$39.95 Sample From House Wash Manual Power Washers of North America PWNA Members Make The Difference! PWNA Headquarters 1410 Energy Park Drive, Suite 6 Saint Paul, MN 55108 Toll Free: 1-800-393-7962 Email: info@pwna.org